Loading...
Skip to main content
GeekWala

CVE-2024-2952 — Vulnerability in litellm — CVE Details

CRITICAL

LiteLLM has Server-Side Template Injection vulnerability in /completions endpoint

Published June 29, 2026Updated July 1, 2026Source: osv

Summary

BerriAI/litellm is vulnerable to Server-Side Template Injection (SSTI) via the `/completions` endpoint. The vulnerability arises from the `hf_chat_template` method processing the `chat_template` parameter from the `tokenizer_config.json` file through the Jinja template engine without proper sanitization. Attackers can exploit this by crafting malicious `tokenizer_config.json` files that execute arbitrary code on the server.

Advisory Timeline

  • First published June 29, 2026 (105 days ago).
  • Last revised July 1, 2026 — 2 days after initial publication.

Remediation

Upgrade to the fixed version using your package manager.

pip
Update litellm to 1.34.42 or later
pip install "litellm>=1.34.42"

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (1)

Affects 1 ecosystem: pypi (1).

PackageEcosystemAffectedFixed In
litellm
pypi
0.1.0, 0.1.1, 0.1.2, 0.1.201 (+590 more)1.34.42

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 9.8 score means for each attack dimension.

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Frequently Asked Questions

What is CVE-2024-2952?
LiteLLM has Server-Side Template Injection vulnerability in /completions endpoint This vulnerability has been assigned a severity rating of CRITICAL (CVSS score: 9.8/10).
How do I check if my project is affected by CVE-2024-2952?
CVE-2024-2952 affects litellm. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2024-2952 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
9.8

Exploitation is straightforward and causes maximum impact. Patch immediately.

Also Known As

PYSEC-2026-387
GHSA-46cm-pfwv-cgf8

Related CVEs

Check if you're affected

Scan your dependencies to see if this vulnerability affects your projects.

Scan Your Dependencies